/*
Copyright (c) 2011, Dmitry S. Kuznetsov <zendipy@gmail.com>
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

   - Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
   - Redistributions in binary form must reproduce the above copyright notice,
     this list of conditions and the following disclaimer in the documentation and/or
     other materials provided with the distribution.
   - Neither the name of the copyright holde nor the names of its contributors
     may be used to endorse or promote products derived from this software
     without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY Dmitry S. Kuznetsov AS IS AND ANY EXPRESS
OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.
*/

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include "problemhierarchy.h"
#include "QLineEdit"
#include "QLabel"
#include "QPushButton"
#include <QStandardItemModel>
#include <QList>


namespace Ui {
    class MainWindow;
}

class MainWindow : public QMainWindow
{
    Q_OBJECT

private:
    Ui::MainWindow *ui;
    ProblemHierarchy *ph;
    QPushButton *nextBtn;
    /** models for list views */
    QStandardItemModel *criteriaModel;
    QStandardItemModel *alternativeModel;
    QStandardItemModel *matrix2Model;

    QModelIndex critSelectedItemIndex;
    QModelIndex alterSelectedItemIndex;

    void createMatrix2();

public:
    explicit MainWindow(QWidget *parent = 0);
    ~MainWindow();

private slots:
    void on_actionNew_problem_activated();

    void on_saveHierarchyButton_clicked();

    void on_addCriterionButton_clicked();

    void on_delCriterionButton_clicked();

    void on_addAlternativeButton_clicked();

    void on_deleteAlternativeButton_clicked();

    void on_criteriaListView_clicked(const QModelIndex &index);

    void on_alternativesListView_clicked(const QModelIndex &index);

    void on_matrix2TableWidget_cellChanged(int row, int column);
    void on_calcMatrix2Button_clicked();
};

#endif // MAINWINDOW_H
